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Reka turebe uko ikora:
Wingofero niKanda？
Kanda-bikwiye ni intambamyi ihuza ibice bibiri aho igice kimwe gihatirwa igitutu mu mwobo muto muto mu kindi.
Mubisanzwe, ni ubwoko bwo kwivanga bukwiye.
Kanda tekinoroji ikwiye gukoreshwa cyane, kandi guhuza kuri PCB nimwe mubikorwa bisanzwe.
Iyo dusobanura mu gishinwa, mubisanzwe dukoresha amagambo atandukanye nko gutombora, gukanda, no guhina.Inganda zikoreshwa kenshi mu gukoresha mu buryo butaziguye "Kanda neza" kugirango dusobanure.Ibyibanze byibanze muriyi ngingo nubushakashatsi bukwiye mu nganda za PCB (ibinyamakuru byinshi bisanzwe bikoreshwa).
Ni izihe nyungu za Press ibereye?
Uburyo nyamukuru bwo gushyira ibice kuri PCB ni gusudira no gukanda neza.Reka tugereranye ibyiza nibibi byuburyo bubiri bwo guhuza hamwe namakuru asanzwe.
| Kugurisha | Kanda | |
| gukoresha | 30-40 kW | 4-6 kW |
| ibidukikije | Gusudira umwuka n'aho uba | Nta nzu |
| igiciro | Ukeneye PA 、 PPS | Ntakibazo cyubushyuhe bwabitswe, koresha ibikoresho bihenze nka PBT 、 PET nibindi |
| Ibikoresho | Ishoramari rinini nigiciro kinini | Ishoramari rito hamwe nubunini buto |
| Umwanya uhari | 5-15mm | 2mm |
| Igipimo cyuzuye | 0.05fit | 0.005 |
Duhereye ku kugereranya amakuru, turashobora kubona ko Press ikwiye nuburyo bwiza bwo guhuza PCB kuruta gusudira ukurikije ibipimo bimwe na bimwe byerekana imikorere.Nibyo, gusudira ntacyo bimaze, naho ubundi ntihazabaho ingingo nyinshi zo gusudira kuri PCB.Kurugero, gusudira mubisanzwe bifite kwihanganira byinshi kurwego rwo kwihanganira ibipimo, kandi guhuza gusudira birahagaze neza, Ariko, Press Fit nibyiza mubyerekana byinshi.
Rusange Rusange ikwiye uburyo bwo gushushanya
Mbere yo kumenyekanisha uburyo bwo gushushanya, birakenewe kumenyekanisha amagambo abiri akoreshwa:
PTH: Yashizwe mu mwobo
EON: Ijisho ry'urushinge
Kugeza ubu, amapine akoreshwa kuri Press fit ni pine ya elastique, izwi kandi nka pin yujuje ibisabwa, muri rusange nini ya diameter kuruta PTH.Mugihe cyo guterana, ibice byurushinge bizahinduka, bivamo ubuso bwo guhuza hamwe na PTH ikomeye.Ugereranije n'urushinge rukomeye, urushinge rwujuje ibisabwa rushobora kwemerera kwihanganira PTH nini.
Urushinge rwa pin rwahindutse buhoro buhoro isoko rusange.Nibyoroshye mubishushanyo kandi birashobora gukoreshwa hamwe na patenti zifunguye.Nubwo bidasaba imbaraga nyinshi zo gushushanya, irashobora kandi gukoreshwa hamwe nigisubizo cyateguwe cyateguwe, gifite ibiranga imbaraga zinjiza nke nimbaraga zo kugumana cyane.
Igishushanyo hejuru kirerekana ibintu byinshi bisanzwe pin / terminal.Iyambere nigishushanyo mbonera gisanzwe.Igishushanyo cyibanze cya pinhole cyoroshye muburyo bworoshye, ariko bisaba guhuza cyane hamwe nahantu;Iya kabiri nigicuruzwa cya patenti cya TE Company.Ukurikije imiterere ya pinhole, ifite inguni nkeya yo kuzenguruka, ishobora guhuza imyobo itandukanye.Ariko, ifite ibisabwa hejuru ya diameter, kandi izabyara imbaraga zimwe zo kuzunguruka kurwobo;Iya gatatu ni Winchester Electronics ya patenti yabanjirije "C-PRESS", irangwa na C-shusho kuva kumutwe.Ibyiza nuko imbaraga zo gukanda zikomeza, guhindura PTH ni bito, kandi ibibi nuko PTH ifite aperture nto bigoye kubigeraho;Iheruka ni H ubwoko bwitumanaho pin ya Sosiyete ya FCI.Akarusho nuko byoroshye kugenzura mugihe ucuramye, ariko ibibi nuko bigoye gukora pin ihuza.
Ibikoresho bisanzwe hamwe nuburyo bwo gukora
Ibikoresho bisanzwe bya Pin birimo amabati y'amabati (CuSn4, CuSn6), umuringa (CuZn), n'umuringa wera (CuNiSi), muri byo umuringa wera ufite umuvuduko mwinshi, kandi ubushyuhe bwo gukoresha bushobora kurenga 150 ℃;Ubusanzwe igipfundikizo gikozwemo amashanyarazi cyangwa gushyushya amazi ashyushye μ m + 1 μ M ya Ni + Sn, SnAg cyangwa SnPb, nibindi nkuko byasobanuwe haruguru, imiterere ya Pin iratandukanye, kandi intego nyamukuru ni ugukora Pin ifite ntoya imbaraga zo gukanda nimbaraga nini zifata mubihe byubukorikori bworoshye nigiciro gito.
Ibikoresho bikoreshwa cyane muri PTH ni fibre fibre + epoxy resin + foil y'umuringa, hamwe n'ubugari> 1.6, kandi igifuniko ni amabati cyangwa OSP.Imiterere ya PTH iroroshye.Muri rusange, umubare wibice bya PCB urenze 4. Ubushuhe bwa PTH burakomeye, kandi ibisabwa byihariye biterwa nigishushanyo cya Pin.Mubisanzwe, uburebure bwumuringa buringaniye ni 30-55 μ m.Ubunini bwamabati muri rusange> 1 μ m。
Isesengura ryibinyamakuru bikwiye / gukuramo inzira
Dufashe imiterere ya pinhole ikunze kugaragara nkurugero, nkuko bigaragara ku gishushanyo gikurikira, hariho impinduka zisanzwe zumuvuduko mugikorwa cyose cyo gukanda no gukuramo, nabyo bifitanye isano nigishushanyo mbonera cya Pin.
Kanda mubikorwa:
1. Ipine ishyirwa mu mwobo, hanyuma inama ikinjira nta guhindagurika
2. Pin itangira gukanda, EON itangira guhinduka, kandi impinga ya mbere yumuraba igaragara mugikorwa cyo gukanda
3. Pin ikomeje gukanda, EON mubusanzwe ntayindi deformasiyo, kandi imbaraga zo gukanda zigabanuka gato
4. Pin ikomeje gukanda hasi, itera ubundi buryo bwo guhindura ibintu, hamwe numuhengeri wa kabiri
Kugaragara muburyo bwo gukanda
Mu masegonda 100 nyuma yo gukanda imashini irangiye, imbaraga zo kugumana zizagabanuka vuba, hamwe nigitonyanga cya 20%.Hazabaho itandukaniro rihuye ukurikije ibishushanyo bitandukanye bya pin;Nyuma yamasaha 24 nyuma yo gukanda, inzira yo gusudira ikonje ya Pin na PTH irarangiye.
Ibi biterwa nibintu bifatika byicyuma, kandi harahari umwanya muto wo gutera imbere.Birashobora kugenzurwa niba imbaraga zanyuma zo kugumana zujuje ibisabwa kugirango ibicuruzwa bishoboke binyuze mu gusunika imbaraga.
2. Uburyo bumwe bwo kunanirwa mugihe cyo gushiramo Pin
Nkuko bigaragara ku gishushanyo gikurikira, pin irashobora guhinduka, kumenagura, kumenagura, kuvunika no kunama mugihe cyo gushiramo
Izi nuburyo bushoboka bwo kunanirwa uburyo bwo guhuza pin mugihe gikwiye.Kubera ko pin yo guhuza igomba kwinjizwa muri PTH, birashoboka cyane ko idashobora kumenyekana nyuma yo gukanda, kandi ibyangiritse byingufu za mashini ntibishobora kugaragara hifashishijwe ikizamini cyamashanyarazi.
Ubu buryo bwo kunanirwa bugomba gukurikiranwa mugihe gikwiye.PROMESS itanga umurongo wa koridoro, idirishya, ntarengwa nagaciro ntarengwa nubundi buryo bwo kugenzura kugirango tumenye neza ko inzira zose zikoreshwa kuri buri pin zishobora kugenzurwa kandi zizewe.Urashobora kongera kubona dosiye yerekanwe muri videwo.PROMESS itanga ibisobanuro bihanitse, 100% byo kugenzura uburyo bwo kugenzura niba ibicuruzwa byose biva mu ruganda bitarangwamo ibicuruzwa bifite inenge, Igenzura rishobora kandi kugabanya imyanda y’inganda y’ubuyobozi bwa PCB ku rugero runaka kandi igabanya igiciro cy’umusaruro.
3. Inzira ngufi
Ku buso bw'amabati meza, imihangayiko izamura imikurire ya tin Whisker, bizaganisha ku kuzunguruka kugufi k'umuzunguruko ku kibaho cyacapwe, bityo bikabangamira imikorere ya module.Igishushanyo mbonera cyo kugabanya imikurire ya tin whiskers harimo kugabanya imbaraga zo gushiramo no kugabanya ubunini bwamabati.
Ibikoresho bisanzwe bya PTH birimo umuringa, ifeza, amabati, nibindi
Nigute wakemura ikibazo cya tin whiskers?
Mugihe cyo gukanda, imbaraga zo gukanda ntizishobora kuba nini cyane, arizo kugenzura inzira yo gukanda.Nyuma yo gukanda, hashobora gukorwa igenzura ryikitegererezo, kandi amabati azakurikiranwa ibyumweru 12
4. Fungura uruziga
Ingaruka y'indege / gukuramo hasi:
Mugihe cyo gukanda muri Pin, icyapa cyumuzingo cyacapwe gishobora kwangirika muburyo bwa mashini.Niba guterana ari binini cyane, hejuru yikibaho cyumuzunguruko kizashushanya, guterana kwiyongera, hanyuma PTH izasunikwa nicyiciro.Kugabanya umuvuduko birashobora kandi kwirinda ingaruka zindege.
Ingaruka yera / gusiba:
Mugihe cyo gukanda, buri cyiciro cyimiterere yibibaho byacapwe bizunguruka.Niba imbaraga zikoreshwa ari nini cyane cyangwa PTH idahagaze neza, icyapa cyumuzingo cyacapwe gishobora gusibwa.Nyuma yigihe runaka, ubushuhe buzinjira mubice byacapwe byumuzunguruko byacapwe, bigatuma imikorere yo kwigunga igabanuka
Ibi bibazo byombi birashobora kugenzurwa murwego runaka mugihe cyo guhuza ibinyamakuru mugucunga imbaraga.Nyuma yo gukanda imashini irangiye, ibicuruzwa birashobora kandi kugenzurwa hakoreshejwe ikizamini cyo guhangana n’itumanaho no gusesengura ibyuma.Ikizamini cyo guhangana na konte kirashobora gukoreshwa nkikintu gisanzwe cyibizamini, kandi isesengura ryibyuma ubwaryo ryangiza ibicuruzwa, bityo igenzura risanzwe rishobora gukorwa.
Uburyo busanzwe bwo kwipimisha ibicuruzwa
Bumwe muburyo busanzwe bwo gutahura ni ugupima gusaza naho ubundi ni ihuriro riranga ikizamini
Gusaza ni kwigana leta nyuma yigihe kinini cyo gukoresha ukoresheje ibikoresho byo gupima.Uburyo busanzwe bwo gusaza burimo:
1. Kwoza neza: - 40 ℃ ~ 60 ℃, guhinduka guhoraho muminota 30
2. Ubushyuhe bwo hejuru: 125 ℃, amasaha 250
3. Ikirere gikurikiranye: amasaha 16 yubushyuhe bwo hejuru → amasaha 24 ashyushye nubushuhe → amasaha 2 ubushyuhe buke →
4. Kunyeganyega
5. Ruswa ya gaze: iminsi 10, H2S, SO2
Ikizamini ni ukugerageza cyane cyane imbaraga zo gusunika no gukora amashanyarazi.
Uburyo busanzwe burimo:
1. Kuramo imbaraga (gufata imbaraga): ＞ 20N (ukurikije igishushanyo mbonera cyibicuruzwa)
2. Kurwanya kuvugana: ＜ 0.5 Ω (ukurikije ibisabwa kubicuruzwa)
Igihe cyo kohereza: Ugushyingo-10-2022